Synonyms: Europium,(1,10-phenanthroline)tris[4,4,4-trifluoro-1-(2-thienyl)-1,3-butanedionato]-(8CI); Europium,(1,10-phenanthroline-N1,N10)tris[4,4,4-trifluoro-1-(2-thienyl)-1,3-butanedionato-O,O']-,(SA-8-11''22''2'31'3)-; Europium, (1,10-phenanthroline-kN1,kN10)tris[4,4,4-trifluoro-1-(2-thienyl)-1,3-butanedionato-kO,kO']-, (SA-8-11''22''2'31'3)- (9CI); Europium,tris[4,4,4-trifluoro-1-(2-thienyl)-1,3-butanedionato](1,10-phenanthroline)-(7CI); (1,10-Phenanthroline)tris(1-thenoyl-3,3,3-trifluoroacetonato)europium;(1,10-Phenanthroline)tris(2-thenoyltrifluoroacetonato)europium;(1,10-Phenanthroline)tris(4,4,4-trifluoro-1-(2-thienyl)-1,3-butanedionato)europium;(1,10-Phenanthroline)tris(thenoyltrifluoroacetonato)europium; Europium,(1,10-phenanthroline)tris(thenoyltrifluoroacetone)-; Europium,1,10-phenanthrolinetris(2-thenoyltrifluoroacetonato)-